Humanity's Last Exam
Humanity's Last Exam (HLE) is a multi-modal academic benchmark with 2,500 questions across mathematics, humanities, and natural sciences, designed to test LLM capabilities at the frontier of human knowledge with unambiguous, verifiable solutions
Claude Mythos Preview from Anthropic currently leads the Humanity's Last Exam leaderboard with a score of 0.647 across 74 evaluated AI models.
Claude Mythos Preview leads with 64.7%, followed by 
Muse Spark at 58.4% and 
GPT-5.5 Pro at 57.2%.
Progress Over Time
Interactive timeline showing model performance evolution on Humanity's Last Exam
Humanity's Last Exam Leaderboard
| Context | Cost | License | ||||
|---|---|---|---|---|---|---|
| 1 | Anthropic | — | — | — | ||
| 2 | Meta | — | — | — | ||
| 3 | OpenAI | — | — | — | ||
| 4 | Anthropic | — | 1.0M | $5.00 / $25.00 | ||
| 5 | Anthropic | — | 1.0M | $5.00 / $25.00 | ||
| 6 |  Zhipu AI | 754B | 200K | $1.40 / $4.40 | ||
| 7 | OpenAI | — | 1.1M | $5.00 / $30.00 | ||
| 8 |  Google | — | 1.0M | $2.50 / $15.00 | ||
| 9 |  Moonshot AI | 1.0T | — | — | ||
| 10 |  xAI | — | — | — | ||
| 11 | Moonshot AI | 1.0T | — | — | ||
| 12 | Anthropic | — | 200K | $3.00 / $15.00 | ||
| 13 |  Alibaba Cloud / Qwen Team | 27B | 262K | $0.30 / $2.40 | ||
| 14 |  DeepSeek | 1.6T | 1.0M | $1.74 / $3.48 | ||
| 15 | Alibaba Cloud / Qwen Team | 122B | 262K | $0.40 / $3.20 | ||
| 16 | Alibaba Cloud / Qwen Team | 35B | 262K | $0.25 / $2.00 | ||
| 17 | Google | — | — | — | ||
| 18 | DeepSeek | 284B | 1.0M | $0.14 / $0.28 | ||
| 19 | Google | — | 1.0M | $0.50 / $3.00 | ||
| 20 | Zhipu AI | 358B | 205K | $0.60 / $2.20 | ||
| 21 | DeepSeek | 685B | 164K | $0.26 / $0.38 | ||
| 22 | xAI | — | — | — | ||
| 23 | OpenAI | — | 1.0M | $2.50 / $15.00 | ||
| 24 |  Baidu | — | — | — | ||
| 25 | OpenAI | — | — | — | ||
| 26 | Moonshot AI | 1.0T | 262K | $0.95 / $4.00 | ||
| 27 | OpenAI | — | 400K | $1.75 / $14.00 | ||
| 28 | DeepSeek | 685B | — | — | ||
| 29 | Alibaba Cloud / Qwen Team | — | 1.0M | $0.50 / $3.00 | ||
| 30 | Alibaba Cloud / Qwen Team | 397B | 262K | $0.60 / $3.60 | ||
| 31 | OpenAI | — | 400K | $0.75 / $4.50 | ||
| 32 | Google | 31B | 262K | $0.14 / $0.40 | ||
| 33 |  Meituan | 560B | — | — | ||
| 34 | DeepSeek | 685B | — | — | ||
| 35 | OpenAI | — | — | — | ||
| 36 | OpenAI | — | 400K | $0.20 / $1.25 | ||
| 37 | Alibaba Cloud / Qwen Team | 28B | 262K | $0.60 / $3.60 | ||
| 38 | 120B | — | — | |||
| 39 |  Xiaomi | 309B | — | — | ||
| 40 |  MiniMax | 230B | 1.0M | $0.30 / $1.20 | ||
| 41 | — | — | — | |||
| 42 | Alibaba Cloud / Qwen Team | 35B | — | — | ||
| 43 | xAI | — | 2.0M | $0.20 / $0.50 | ||
| 44 | DeepSeek | 685B | — | — | ||
| 45 | Alibaba Cloud / Qwen Team | 235B | — | — | ||
| 46 | Google | — | 1.0M | $1.25 / $10.00 | ||
| 47 | DeepSeek | 671B | 131K | $0.55 / $2.19 | ||
| 48 | Google | 25B | 262K | $0.13 / $0.40 | ||
| 48 | Zhipu AI | 357B | — | — | ||
| 50 | OpenAI | — | 400K | $0.25 / $2.00 |
FAQ
Common questions about Humanity's Last Exam.
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